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FERTILISER TECHNOLOGY

Fertiliser Technology
Which of the following is not a commercially used feed-stock for the production of ammonia synthesis gas?

Water
Coal/coke oven gas
Naphtha
Tar

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Fertiliser Technology
__________ catalyst is used in the production of urea from CO₂ and NH₃.

Nickel
Vanadium pentoxide
No
Alumina

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Fertiliser Technology
Nitrolime is chemically known as

Ammonium nitrate
Calcium ammonium nitrate (CAN)
Calcium nitrate
None of these

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Fertiliser Technology
Which is the most suitable fertiliser for paddy?

Ammonium sulphate
Superphosphate
CAN
Ammonium nitrate

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Fertiliser Technology
Urea is formed only

At very low pressure (vacuum)
In liquid phase
In vapour phase
At very high temperature

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